.playback-controls {
  background: white;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  margin-bottom: 20px;
}

.control-section {
  margin-bottom: 20px;
}

.control-section:last-of-type {
  margin-bottom: 0;
}

.control-section h4 {
  margin: 0 0 10px 0;
  color: #333;
  font-size: 16px;
  font-weight: 500;
}

.speed-buttons {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.speed-btn {
  padding: 8px 16px;
  border: 2px solid #e9ecef;
  border-radius: 20px;
  background: white;
  color: #666;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  min-width: 60px;
}

.speed-btn:hover:not(:disabled) {
  border-color: #007bff;
  color: #007bff;
}

.speed-btn.active {
  background: #007bff !important;
  border-color: #007bff !important;
  color: white !important;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(0, 123, 255, 0.3);
  transform: scale(1.02);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.speed-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  background: #f8f9fa;
  color: #ccc;
  border-color: #e9ecef;
}

.options {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.option-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border: 2px solid #e9ecef;
  border-radius: 8px;
  background: white;
  color: #666;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.option-btn:hover:not(:disabled) {
  border-color: #28a745;
  color: #28a745;
}

.option-btn.active {
  background: #28a745 !important;
  border-color: #28a745 !important;
  color: white !important;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(40, 167, 69, 0.3);
  transform: scale(1.02);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.option-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  background: #f8f9fa;
  color: #ccc;
  border-color: #e9ecef;
}

.status {
  font-size: 11px;
  background: rgba(255, 255, 255, 0.9);
  color: #28a745 !important;
  padding: 2px 6px;
  border-radius: 10px;
  font-weight: bold;
  margin-left: 4px;
}

.control-tips {
  margin-top: 15px;
  padding-top: 15px;
  border-top: 1px solid #f1f3f4;
}

.control-tips p {
  margin: 0;
  color: #666;
  font-size: 13px;
}

@media (max-width: 768px) {
  .playback-controls {
    padding: 15px;
  }

  .control-section h4 {
    font-size: 15px;
  }

  .speed-buttons {
    gap: 6px;
  }

  .speed-btn {
    padding: 6px 12px;
    font-size: 13px;
    min-width: 55px;
  }

  .speed-btn.active {
    transform: scale(1.01);
    box-shadow: 0 1px 6px rgba(0, 123, 255, 0.4);
  }

  .option-btn {
    padding: 8px 12px;
    font-size: 13px;
  }

  .option-btn.active {
    transform: scale(1.01);
    box-shadow: 0 1px 6px rgba(40, 167, 69, 0.4);
  }

  .status {
    font-size: 10px;
    margin-left: 3px;
  }

  .control-tips {
    margin-top: 12px;
    padding-top: 12px;
  }

  .control-tips p {
    font-size: 12px;
  }
}

@media (max-width: 480px) {
  .playbook-controls {
    padding: 12px;
  }

  .speed-buttons {
    justify-content: center;
  }

  .speed-btn {
    flex: 1;
    min-width: 50px;
    max-width: 70px;
  }

  .options {
    justify-content: center;
  }

  .option-btn {
    flex: 1;
    justify-content: center;
    max-width: 200px;
  }
}